Release 10.1A: OpenEdge Development:
ADM Reference

ReplyRequired

Property that stores a value that determines whether a reply is required for a message being sent for a message handling object (SmartB2BObject acting as a producer or SmartSender). This property is initially set during initialization based on instance property values but can be set at any time to affect messages sent after it is set.

Data type: LOGICAL

Notes: Read and Write